Sellers, Gene R. <br/><br/>
Elementary statistics / 
Gene R. Sellers and Stephen B. Vardeman 
 - 2nd. ed. 
 - Philadelphia :  Saunders College Publishing,  1982 
 - 598 p. :  ill.(some col.) ;  25 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0030584566 
<br/><br/><label>LCCN: </label>81-053097 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics